1212004424219 has 2 divisors, whose sum is σ = 1212004424220. Its totient is φ = 1212004424218.

The previous prime is 1212004424201. The next prime is 1212004424273. The reversal of 1212004424219 is 9124244002121.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1212004424219 is a prime.

It is a super-2 number, since 2×1212004424219² (a number of 25 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1212004420219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 606002212109 + 606002212110.

It is an arithmetic number, because the mean of its divisors is an integer number (606002212110).

Almost surely, 2^{1212004424219} is an apocalyptic number.

1212004424219 is a deficient number, since it is larger than the sum of its proper divisors (1).

1212004424219 is an equidigital number, since it uses as much as digits as its factorization.

1212004424219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9216, while the sum is 32.

The spelling of 1212004424219 in words is "one trillion, two hundred twelve billion, four million, four hundred twenty-four thousand, two hundred nineteen".